# What Makes a Good Technical Doc for dApps?

By [Mike](https://paragraph.com/@mike-20) · 2025-07-17

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If you're building a decentralized application (dApp), chances are you've written some form of documentation — or you've avoided it entirely until someone begged you to explain your smart contract functions.

But in Web3, **good documentation is not optional**. It's a survival tool — for your users, your developers, your contributors, and even future-you.

So what separates _“meh”_ docs from genuinely useful ones? Let’s explore.

### 🧭 1. Clear Audience Targeting

A good technical doc starts with **knowing who you're writing for**.

*   Is this doc for **developers** integrating your protocol?
    
*   Or for **users** who want to interact with your dApp via UI or wallet?
    
*   Or even for **auditors** reviewing your contracts?
    

Trying to speak to everyone in one place usually ends up helping no one. Divide your docs by persona. Label them clearly. Let a frontend dev skip the smart contract theory if all they want is an API call.

### 📦 2. Show, Don’t Just Describe

Saying “Users can stake tokens via the contract” is fine.Showing them how to do it — with **code examples, curl commands, or screenshots** — is much better.

Here’s the difference:

❌ Bad:

> To deposit tokens, call the `deposit()` function.

✅ Better:

    await stakingContract.methods.deposit(amount).send({ from: userAddress });
    

Code snippets give confidence. They **demystify abstraction** and help readers move from “I think I get it” to “I can actually use it.”

### 📚 3. Modular and Navigable

Massive walls of text? No thanks.

Break your documentation into small, modular sections:

*   Quickstart
    
*   How It Works
    
*   Contract Functions
    
*   Tutorials
    
*   API Reference
    
*   FAQ
    

Let users **skim, search, and dive** into the part they need without friction. Markdown or a simple doc generator like [Docusaurus](https://docusaurus.io/) can help structure this well.

### 🧱 4. Explain the "Why", Not Just the "How"

In Web3, people don't just want to know _how_ something works. They want to know **why it’s designed that way.**

*   Why is this function non-payable?
    
*   Why is the staking period locked?
    
*   Why use `msg.sender` instead of `tx.origin`?
    

Answering these questions turns your docs from a **technical reference** into a **learning experience** — and builds real trust with users and contributors.

### 🧠 5. Keep It Living, Not Fossilized

The blockchain may be immutable — your docs shouldn't be.

Make updates part of your process. If your dApp changes behavior, redeploys contracts, or migrates to a new network, your docs should reflect that **immediately**.

Outdated documentation is worse than no documentation at all.

### 📝 Final Thoughts

Great technical docs don't try to be impressive — they try to be **understandable**.

If your reader can walk away from your documentation **able to build, contribute, or interact**, then you've done your job.

Because in the end, the best docs don’t just explain the protocol. They help people become a part of it.

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*Originally published on [Mike](https://paragraph.com/@mike-20/what-makes-a-good-technical-doc-for-dapps)*